Patents for John E. Hall |
Patents 1 -
10
of 24
|
Picture | Number | Date | Patentee | Title |
| 68,588 | Sep. 03, 1867 | S. Darling | Inkstand |
| 73,082 | Jan. 07, 1868 | S. Darling | Straight Edge |
| 73,956 | Feb. 04, 1868 | S. Darling | Improved Pen Cleaner |
| 73,957 | Feb. 04, 1868 | S. Darling | Improved Gas Heater |
| RE2,869 | Feb. 18, 1868 | S. Darling | Improvement in the Manufacture of Metallic Squares |
| 76,409 | Apr. 07, 1868 | S. Darling | Improvement in inkstands |
| 76,719 | Apr. 14, 1868 | J.E. Hall, S. Darling | Improvment in Inkstands |
| 156,840 | Nov. 17, 1874 | S. Darling | Inkstands |
| RE6,443 | May 25, 1875 | S. Darling | Improvment in Inkstands |
| 164,721 | Jun. 22, 1875 | S. Darling | inkstand |